/Engine/Plugins/Enterprise/DatasmithImporter/Source/DatasmithImporter/Public/ObjectElements/DatasmithUSceneElement.h
Create an array with all the CameraActor in the Datasmith scene without taking into account the hierarchy. Use CreateCameraActor -or- RemoveCameraActor to modify the Datasmith scene.
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="Datasmith | Scene") [TArray](API\Runtime\Core\Containers\TArray)< [UDatasmithCameraActorElement](API\Plugins\DatasmithImporter\ObjectElements\UDatasmithCameraActorElement) * > GetAllCameraActors()